A Midsummer Night's Dream has 22 named characters.
Duke Theseus - The Duke of Athens who recently won a war against the Amazons, and to reward himself for his victory is going to marry their queen Hippolyta. 
Lysander - A young man of good fortune. He is in love with Hermia and is one of the victims of Puck's love juice. Lysander is one of the lead characters in A Midsummer Nights Dream.
Demetrius - A young man of good fortune. He also loves Hermia, she however does not have the same feelings towards him. He is also the object of Helena's affection. Demetrius is one of the lead characters is A Midsummer Night's Dream.
Hermia - The daughter of Egeus is an attractive woman. She loves Lysander and is sentenced to death by her father if she refuses to marry Demetrius. Hermia is one of the lead characters is A Midsummer Night's Dream.
Helena - A young lady of Athens. She was wooed by Demetrius and remains obsessively, even masochistically in love with him. Helena is one of the lead characters in A Midsummer Night's Dream. 
Hippolyta - The Queen of the Amazons and is now betrothed to Duke Theseus.
Egeus - The father of Hermia and good friend of the Duke. He wishes for Demetrius to marry his daughter and even threatens to have Hermia killed if she does not marry him.
Philostrate - Theseus' Master of Revels.
Oberon - The King of Fairies. Proud, angry, and vengeful, he quarrels with Titania for the sake of a changeling boy, and on being refused decides to humiliate her into obedience. Oberon is one of the lead characters of A Midsummer Night's Dream.
Titania - The Queen of Fairies is a very proud creature and as much of a force to contend with as her husband, Oberon. She and Oberon are engaged in a marital quarrel over which of them should have the keeping of an Indian changeling boy. Due to the argument, natures balance is disrupted. Titania is one of the leading characters of A Midsummer Night's Dream.
Puck - Oberon's mischevious jester. He causes trouble by making Lysander and Demetrius both fall in love with Helena. He also causes Nick Bottom's head to turn into that of a mule's and causes Titania to fall in love with the creature. Puck is considered one of the leading characters in A Midsummer Night's Dream.
Peaseblossom, Cobweb, Moth, and Mutardseed - The four fairies Titania ordered to watch over Nick Bottom.
Fairy #1 - This fairy sings a charm over Titania's resting to place.
Fairy #2 - The fairy that assists Fairy #1, and watches over Titania as she sleeps.
Nick Bottom - A weaver of Athens. He plays the role of Pyramis in Quince's play. Titania also falls in love with him when Puck gives Bottom the head of a mule.
Peter Quince - A carpenter with literary pretensions who organizes some fellow workers into preparing a play he has written to present to Theseus and Hippolyta on their wedding day (in which he presents the Prologue). 
Flute - A bellows-mender of Athens. He plays the role of Thisbe in Quince's play, despite not wanting to play the role of a woman.
Snout - A tinker of Athens. He plays the roles of the Wall and Pyramis' father in Quince's Play.
Snug the Joiner - A young man of Athens who is not very smart. He is cast as the lion in Quince's play to avoid having to learn lines.
Starveling - A tailor of Athens who plays the role of Moonshine in Quince's play.
- ↑ https://www.playshakespeare.com/midsummer-nights-dream/characters/3118-theseus-duke-of-athens
- ↑ https://www.playshakespeare.com/midsummer-nights-dream/characters/3131-helena
- ↑ https://www.playshakespeare.com/midsummer-nights-dream/characters/3132-oberon
- ↑ http://en.wikipedia.org/wiki/Titania
- ↑ https://www.playshakespeare.com/midsummer-nights-dream/characters/3123-quince